404, GP40, was built by Electro-Motive in February 1971, #36776, FN 7278-4, as Florida East Coast 404.  It was transferred as PSAP 404 in 2012.

1001, GP9u, was built by Electro-Motive in April 1954, #18806, FN 5307-10, as Illinois Central 9009. It was rebuilt by Paducah in April 1968 as Illinois Central Gulf 8009. It later became Gulf & Mississippi as 8009 and later as MidSouth Rail as 1058. It was sold as PSAP 1001 in September 1997.

1002, GP9u, was built by Electro-Motive in January 1957, #22291, FN 5480-19, as IC 9226. It was rebuilt by Paducah in June 1970 as IC 8226 and later sold to G&M as 8229 and later became MSR 1075. It later was sold to PSAP as 1002 in September 1997.

1004, GP9u, was built by Electro-Motive in January 1957, #22333, FN 5517-11, as IC 9210.  It was rebuilt by Paducah in June 1970 as IC 8210 and sold as MSR 1055.  It was later sold as PSAP 1004 in December 1997.

1572, GP15-1, was built by Electro-Motive in June 1976, #757142-16, FN 757142-16, as Chicago & North Western 4415. It was retired on January 10, 1992, and returned to GMAC in March 1992. In October 1993 it became California Northern 104.  It transferred as PSAP 1572.

3872, GP38, was built by Electro-Motive in February 1971, #36955, FN 7291-29, as Penn Central 7896, Class EF-20.  It became Consolidated Railroad Corp 7896, Class GP-38, in April 1976, and later CSX Transportation 1968, Class GP-38.  It was sold as Locomotive Leasing Partners 2021 in 2002 and sold to General American Transportation Co as GMTX 2603 in 2003.  It was sold as PSAP 3872 in 2005.